package org.fastica;



/**
 * The x^3 function is useful for estimating sub-Gaussian
 * independent components when there are no outliers.
 * @author Michael Lambertz
 */

public class Power3CFunction implements ContrastFunction
{

public double function( double x )
{
	return(x * x * x);
}

public double derivative( double x )
{
	return(3 * x * x);
}

}
